Monthly Archives: November 2009

Bazaar commit metadata

Posted on November 16, 2009 by Lukáš Lalinský

I maintain a few open source projects that use SVN, so notes like “Fixes bug #123, patch by J. Random Hacker” in commit messages are more than usual. When I started using Bazaar for Picard, I thought it would be … Continue reading →

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Disabling sound in GDM

Posted on November 15, 2009 by Lukáš Lalinský

I often have to turn on my laptop in a situation when I need it to be quiet. It’s easy to disable the login sound in GNOME, but in the new Ubuntu release it became quite hard to disable the … Continue reading →

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Where is my one gig of RAM?

Posted on November 10, 2009 by Lukáš Lalinský

I got a new laptop last week and it came with an extra RAM module. I thought it would be fun to have more RAM in laptop than I have in my desktop machine, so I put it in and … Continue reading →

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Copy-on-write string performance

Posted on November 7, 2009 by Lukáš Lalinský

Since I’ve started using Qt, I loved the “implicit sharing” concept it uses for it’s strings and container types. It become so much easier to pass these data around. I wasn’t aware that some STL implementations have copy-on-write semantics for … Continue reading →

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“MySQL server has gone away”

Posted on November 3, 2009 by Lukáš Lalinský

I have written a few Twisted scripts at work that parse incoming data from a socket and save it in a MySQL database, using the MySQLdb package. It’s a well-known fact that the MySQL server will close connections that are … Continue reading →

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